$nodecal
$nodecal
is a shader parameter for textures in Source games.
$nodecal 1
will stop bullet holes and other decals from applying to the textures flagged with it in their VMTs.
This is useful for materials that use $translucent[Why?].
Important:This is a material map compile flag when used on materials designed for brushes and displacements, being written to the BSP as
It is a regular parameter when used on materials designed for models.
SURF_NODECALS
.It is a regular parameter when used on materials designed for models.